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A microcontroller refers to a small computer on a single integrated circuit consisting of a CPU, clock, ports and memory. These chips are designed for small or dedicated applications. They are used in engine control systems in cars, medical implants, remote controls, power tools and toys. Your business may need help with designing microcontroller chips. You can find such help in the form of freelancers willing and able to do microcontroller work right here. Simply post your job today to get started! Thuê Microcontroller Developers

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    Design Hotel-room’s door control board. The main building block is TivaC board. The designed control board shall lock and unlock a solenoid lock. The control board gets its inputs from the hotel receptionist’s PC through UART or from the guest using keypad. Mode of operations: 1. Setup a. Store the room no in the control board (To be done via UART connection with PC) 2. Status of the ...

    $152 (Avg Bid)
    $152 Giá đặt trung bình
    2 lượt đặt giá

    PCB Circuit Design & also require BOM for Solar/Battery Powerbank cum smart wireless speaker (Google assistant & Amazon alexa enabled voice control) Requirements: 1) 4 Usb port, each port has 2 power variation. (5v 3amp) & (9v 2amp). 2) Wireless Bluetooth Speaker (15W & 15W) & sound also control. 3) FM Radio 4) LED Clock 5) Own smart Speaker Google assistant & Amazon Alexa...

    $103 (Avg Bid)
    $103 Giá đặt trung bình
    2 lượt đặt giá
    Program ESP8266 Arduino IDE 6 ngày left
    ĐÃ XÁC THỰC

    Hardware Wemos + LCD OLED 0.91 Inch Program Make Hour Meter ( Hour, minute, second ) in LCD use 1 digital input, when input is on, so hour meter is run. Can save data maybe in EEPROM, so when power is off data can start again from the last value can setting also the value from the requirement value, setting by browser (Hour, Minute, Second) need cheaper because use my pocket. thank you.

    $22 (Avg Bid)
    $22 Giá đặt trung bình
    7 lượt đặt giá

    Exhaust Sound Active Simulator System It is a car exhaust system that uses special equipment with internal speakers installed under the car around the exhaust silencer without having to mess or change the original pipe. Basic operation system: OBDII that is plugged into the car sends status information to Engine Data, CANBUS to send Bluetooth / WIFI signal. Connect with the box Microcontr...

    $1500 - $3000
    $1500 - $3000
    0 lượt đặt giá

    this is a 8x8 led matrix circuit is ready by now. i have used CD4017 for cathode driving and 74hc595 as anode driving of 8x8 led matrix. i need write simple C function to display pattern and characters with scrolling. if you have experience simple code like this, you can talk with [đăng nhập để xem URL] you.

    $4 / hr (Avg Bid)
    $4 / hr Giá đặt trung bình
    14 lượt đặt giá

    I have a ARM controller which will run embedded linux and to which I want to interface generic LCD and Capacitive touch sensor and want to get a PCB designed for that interfacing. More details will be shared on discussions.

    $88 (Avg Bid)
    $88 Giá đặt trung bình
    10 lượt đặt giá
    Arduino Expert 6 ngày left

    I have a project for arduino. This project is using arduino uno and have some sensors. It was controlling a Motor by using PWM.(Motor driver). I am going to update this device, and a hardware developer has designed the PCB again for the new requirement. I am looking for someone who can update the original code for the new device.

    $304 (Avg Bid)
    $304 Giá đặt trung bình
    54 lượt đặt giá

    Need to build a pulse oximeter with the STM32F103C8T6 Controller, and Displaying the data on OLED Display. The system should be running on a 3.3V Supply, with some functionality with push button. The programming should be done in Embedded C.

    $265 (Avg Bid)
    $265 Giá đặt trung bình
    17 lượt đặt giá

    I have to make a working model of a electric circuit containing a light, rechargeable batteries and a automatic timer switch off. need assisstance in building the model from scratch. people with electronics background will be prefered, and must show keen interest P.S: should be experienced in building electronics and should have some sample works to show off.

    $82 (Avg Bid)
    $82 Giá đặt trung bình
    26 lượt đặt giá
    Macbook firmware password expert 6 ngày left
    ĐÃ XÁC THỰC

    I need to speak with someone who has experience with Firmware and Macbooks and can work remotely for me

    $95 (Avg Bid)
    $95 Giá đặt trung bình
    2 lượt đặt giá
    NodeMCU ESP8266 6 ngày left

    I need Developer to build NodeMCU code and Server side code

    $105 (Avg Bid)
    $105 Giá đặt trung bình
    15 lượt đặt giá

    PCB development for analog multiplexor with I2C communication to microcontroller. 5V booster from Litio battery is requiered. disconnect the board by GPIO pulse . analog sensors will use 5V@1-2Ah but I2C communication will use 3.3V . at least 5 analog sensors will be connected. PCB board shape (around 80x80mm) and other details will be provided . Other details: KiCAD software Work must be done b...

    $54 (Avg Bid)
    $54 Giá đặt trung bình
    17 lượt đặt giá
    Check scheme and draw routes for PCB 6 ngày left
    ĐÃ XÁC THỰC

    I have scheme in EasyEDA with PCB. I need you to: 1. Check scheme (will it work, where is the problems, remove problems) 2. Check datasheets 3. Draw professional routes for PCB You can find all details here: [đăng nhập để xem URL]@nab00x/HkjHIpJ28

    $116 (Avg Bid)
    $116 Giá đặt trung bình
    47 lượt đặt giá
    Assembly Language Expert Required 5 ngày left
    ĐÃ XÁC THỰC

    I need some assistance in assembly language, please bid if you are free right now. 8086

    $25 (Avg Bid)
    $25 Giá đặt trung bình
    10 lượt đặt giá

    I need to project simulation on multisim to show a number of 2017005 Firstly it shows 2017 with clock counter and flip flops each number be displayed for one secong then a buzzer tone alarm starts for 4 second then the rest of the number is displayed (005) for one second for each number too Attached to this circuit we need a comparator to check if (2017005) is odd or even with leds And to check ...

    $100 (Avg Bid)
    $100 Giá đặt trung bình
    10 lượt đặt giá

    I need a coder to create a pair of device for transmit and receive data using LoRa, coding in Arduino IDE. Using Wisen Whisper Node LoRa as the transmitter and Heltec WiFi LoRa 32 v1 as the receiver

    $100 (Avg Bid)
    $100 Giá đặt trung bình
    14 lượt đặt giá

    I need a high capacity phone charger, min 100000mah, was hoping to use 18650 batteries. I need designed a battery management system with over/undervolt protection. Only need 2x usb 2.0 output on the system. The battery needs to be removable and charged with a charger externally while the usb portion stays mounted. I was thinking of using a 3s grid of 18650 to get 12.6v with a step down regulator i...

    $335 (Avg Bid)
    $335 Giá đặt trung bình
    13 lượt đặt giá
    Sensor Build 5 ngày left

    I am in need of a sensor to be designed. I need a NDA signed before work commences.

    $16 / hr (Avg Bid)
    $16 / hr Giá đặt trung bình
    21 lượt đặt giá

    I have a prototype which will go into production shortly. The current version is controlled by an arduino, but I would prefer the whole thing to be a pcb.

    $126 (Avg Bid)
    $126 Giá đặt trung bình
    57 lượt đặt giá

    Hello! I've been meaning to find a way to automate a certain process on the nintendo switch, being hosting raids in pokemon sword and shield. The program would need to be able to make the switch detect the arduino (or teensy or whatever can work) as a controller and make a loop of a series of inputs with precise timing between each input. I would also like to be able to edit the code in the ...

    $56 (Avg Bid)
    $56 Giá đặt trung bình
    7 lượt đặt giá

    Porting FreeRTOS to the NXP LPC1766 MCU with a Microchip/Micrel KSZ8041NLI Ethernet PHY. The firmware should have support for upgrading in-application over TCP/IP, which means the flash must be partition into two halves with a bootloader to select between them. Here are links to the relevant chips: [đăng nhập để xem URL] [đăng nhập để xem URL]

    $439 (Avg Bid)
    $439 Giá đặt trung bình
    10 lượt đặt giá

    We need bootloader for NXP / SST IC.

    $806 (Avg Bid)
    $806 Giá đặt trung bình
    12 lượt đặt giá

    We are looking for computer architecture expertise. You must need to know logicism and can design 10 bit 14-bit computer. Pleae check the file before bidding. Put AC word frist on your bid.

    $42 (Avg Bid)
    $42 Giá đặt trung bình
    2 lượt đặt giá

    From PIC Atmel328P battery powered with a maximum capacity of 4.5V and a minimum of 3.5V I have to operate a 12VDC valve. I have to charge a 4700uF electrolytic capacitor and then operate the valve with relays. At the moment I made a charge pump but it is very slow, it takes 2 minutes to bring the voltage to 12 volts from 3.5 volts. Anyone have a more efficient solution?

    $107 (Avg Bid)
    $107 Giá đặt trung bình
    21 lượt đặt giá

    I have a domestic Oil tank external to the property. I have a pressure transducer, an Arduino UNO WiFi Rev 2 - I wish to have a circuit designed to produce data of oil level and flow and read the data as meaningful oil level and flow [đăng nhập để xem URL] applicant must be able to design and set up the circuit using manafucturers information of the transducer and be able to connect to the Arduino...

    $47 (Avg Bid)
    $47 Giá đặt trung bình
    14 lượt đặt giá

    HI All, I would like to order the product to be build with short documentation and skype/whatsup call around 1-2 hours to talk about project (every additional time which will be needed will be extra pay) Projekt description: Small device with button (turn on/off), 2 -3 diods and button + nfc or similar technology to change status of diodes with connection to www (via wifi router or 433 mhz and ...

    $456 (Avg Bid)
    $456 Giá đặt trung bình
    33 lượt đặt giá

    NOTE: I put an arbitrary price because I know it may be a simple project for most, and the device used could be very cheap. So as far as budget goes, for the sake of openness I will not put a ceiling or floor on my budget. Greetings, this is a little bit out. Of the scope of what’s usually asked for. I am an it tech- mostly repairs, web design and networking. Lokewose I have my tia A+ and ...

    $1072 (Avg Bid)
    $1072 Giá đặt trung bình
    10 lượt đặt giá

    Hi, I'm building a UV Sterilizer, I need a touchscreen that will control a Raspberry Pi with the following functions Delay on start up to 30 seconds, in order for the person to leave the room, after that, it will energize an electronic relay to power up the UV lamps and airflow fans for certain amount of time up to 2 hours, and notify via beeping or via WiFi or Bluetooth that time is done. a...

    $20 / hr (Avg Bid)
    $20 / hr Giá đặt trung bình
    14 lượt đặt giá

    Need a freelancer to write a paper based on a project. Project is based on microcontroller and Electronics circuit.(arduino or esp related project).It will be very helpfull if your background is Electronics engineering related. i will provide you some reference and you need to write with no plagiarism. Full project details and necessary files will be provided. Something like journal paper type. ma...

    $44 (Avg Bid)
    $44 Giá đặt trung bình
    34 lượt đặt giá

    I am creating a smart home device, that is just an idea. I want to take the next steps of turning that idea into a product, that works and is manufactured. Need software & hardware development, would like someone to manage and figure out how to get this product started. This is a Iot Device, Smart Device All applicants will need to sign NDA.

    $1308 (Avg Bid)
    $1308 Giá đặt trung bình
    34 lượt đặt giá
    Programmer 4 ngày left

    Wireless communication between devices in order to data log instrument readings. Ideally would want localization of measurements incorporated

    $2059 (Avg Bid)
    $2059 Giá đặt trung bình
    24 lượt đặt giá
    Tasmota config mqtt 4 ngày left
    ĐÃ XÁC THỰC

    I need complete config with firmare tasmota and mqtt

    $154 (Avg Bid)
    $154 Giá đặt trung bình
    7 lượt đặt giá
    PCB design 4 ngày left

    Need PCB design for AC/DC BLDC MOTOR

    $260 (Avg Bid)
    $260 Giá đặt trung bình
    26 lượt đặt giá

    I need to hire the inverter hardware design and firmware developer either together or separately for development of my hybrid inverter. Those freelancer having very good factory expertise and independent manufacturer with capability to deliver the project on time only can apply the same. Payment term:-The work has to deliver on time and If the work meets the technical specification, then only pay...

    $887 (Avg Bid)
    $887 Giá đặt trung bình
    5 lượt đặt giá
    VERILOG + ML expert 3 ngày left
    ĐÃ XÁC THỰC

    I am looking for an expert on Verilog and ML

    $21 (Avg Bid)
    $21 Giá đặt trung bình
    12 lượt đặt giá

    Hello I need a STM32CubeIDE project for STM32f103 (blue pill) which combines 2 modules: 1. MPU9250 (IMU sensor) over SPI1 2. CC1101 (radio module) over SPI2 And work with following scenario: 1. Auto initialization with fixed settings 2. IMU reads RAW values from all sensors at 1khz 3. Radio is listening for command 4. Radio receives command 5. Radio sends data from IMU 6. Radio is listening for co...

    $551 (Avg Bid)
    $551 Giá đặt trung bình
    6 lượt đặt giá

    Part A: Project Overview Embedded Device: Raspberry Pi 4 Model B has been selected as the embedded device of this project. (the 1GB RAM Version, but open to 2GB or 4GB). I hope this project can be capable of running on any Raspberry Pi model. Reference: [đăng nhập để xem URL] HDMI connector on Raspberry Pi Board: The HDMI connector on the Raspberry Pi board has connected to a seven inch IPS LCD...

    $506 (Avg Bid)
    $506 Giá đặt trung bình
    28 lượt đặt giá

    I programmed microchips, and be guided using STM32CubeMX to migrate to a STM32H753ZI, I need to configure clock to 400MHz using external 8MHz clock, 16 analog inputs, 9 pwms (3 pids), several digital outputs (6), interrupts, a 32 bit counter, CAN and I2C and interrupts to control injection and ignition. Of course it is a large project, but now we have a limited budget and need only to start it. I...

    $211 (Avg Bid)
    $211 Giá đặt trung bình
    21 lượt đặt giá

    We need a working project built on STM32F401 micro controller. This should interface to Quectel MC60 over UART and also whole project should be running on FreeRTOS. Quectel module should communicate to AWS IoT module using MQTT. The development environment should be Atollic / STM32CUBEIDE. Deliverable should be working code base. This is a code development project only.

    $408 (Avg Bid)
    $408 Giá đặt trung bình
    11 lượt đặt giá

    1. starting interface should containe menu of the vending machine. 2. add the 6 photos of the menu under that a buy button and price. [đăng nhập để xem URL] payment getway using razorpay or upi. [đăng nhập để xem URL] the payment is succesfull swicth on the motor using nodemcu. 5. 6 motor for 6 menu [đăng nhập để xem URL] back to menu list again once the product is dilivered.

    $15 (Avg Bid)
    $15 Giá đặt trung bình
    4 lượt đặt giá

    I am looking to an electrical professional engineer who can provide Arc flash / SC/relay coordination documents for a building of school. outputs of ETAP or SKM software are accepetable. Main Switchboard (4000 A , 480/277 v) + 4 Distribution boards ( all infornation are available )

    $527 (Avg Bid)
    $527 Giá đặt trung bình
    21 lượt đặt giá

    Hi, I need to create a private IOT network in which a Heltec Wireless Stick Lite recollects some data, sends it to a Raspberry Pi with a HT-M01 Mini LoRa Gateway that uploads it to firebase over GSM. I need the Heltec Wireless Stick Lite to be programed with the standard Arduino libraries and the Raspberry Pi in python using python-firebase 1.2, and uploading the data over GSM (the Pi will be con...

    $536 (Avg Bid)
    $536 Giá đặt trung bình
    14 lượt đặt giá
    Connect esp8266 with iot core using tls 3 ngày left
    ĐÃ XÁC THỰC

    Connect esp8266 with iot core using tls and tasmota

    $125 (Avg Bid)
    $125 Giá đặt trung bình
    13 lượt đặt giá
    Arduino project 3 ngày left

    I would like a wearable BLE device designed and built. The device when it comes in to a blue tooth zone would need to activate a buzzer and then after 10 seconds give of a small shock. Size and weight need to be minimal and battery life needs to be as long as possible.

    $615 (Avg Bid)
    $615 Giá đặt trung bình
    47 lượt đặt giá

    We are involved in plastic manufacturing business and are looking to start manufacturing medical products such as Infrared thermometers etc. I need an electronics engineer to build the PCB design circuit using the thermopile sensor with the microprocessor programming required along with the BOM attached. Also when tested, it should perform accordingly. If you are interested, just let us know. Name...

    $347 (Avg Bid)
    $347 Giá đặt trung bình
    16 lượt đặt giá
    need electrician 3 ngày left

    need to make a mechanism where electric circuit has a timer indication lights and a safety switch. The safety switch closes and the circuit works if safety switch is open the circuit will not work. the timer can be set until 30 minutes and once it goes off the circuit will not work. there needs to be a light that shows if the circuit is on and the main switch to turn on the device

    $12 (Avg Bid)
    $12 Giá đặt trung bình
    9 lượt đặt giá

    Hello, from Thailand. Right now I'm developing a simulated exhaust system without having to modify the factory pipe. By attaching a pot to the rear of the body, with speakers I need a box to work with this system, which I think is [đăng nhập để xem URL] II sent the information like a CAN BUS or engine status to the micro controller unit connected together by Bluetooth for real time responsibi...

    $551 (Avg Bid)
    $551 Giá đặt trung bình
    11 lượt đặt giá

    Hi, I would like to design BLE project to handle BMS and communicate its status to phone via BT. Further details in chat.

    $176 (Avg Bid)
    $176 Giá đặt trung bình
    19 lượt đặt giá

    This is kind of urgent project to review open source firmware. Before the development of our BMS system,, we'd like to review foxBMS open source firmware.I understand the hardware system and know about firmware structure of foxBMS system. But I need rather detailed(~5 pages) document type report on functions and important values. Please let me know if you can help this project. If he succeed ...

    $24 / hr (Avg Bid)
    $24 / hr Giá đặt trung bình
    15 lượt đặt giá
    IOT project with working Demo / Arduino 2 ngày left
    ĐÃ XÁC THỰC

    looking for an expert in IOT / Arduino to do the following developing the project and preparing a fully working demo/prototype of the concept including programing the project is easy and very clear

    $148 (Avg Bid)
    $148 Giá đặt trung bình
    47 lượt đặt giá